Remove files not used in current MGA driver

3 files changed, 0 insertions, 584 deletions

diff --git a/src/mesa/drivers/dri/mga/mgabuffers.c b/src/mesa/drivers/dri/mga/mgabuffers.c
deleted file mode 100644
index 19833566a0..0000000000
--- a/src/mesa/drivers/dri/mga/mgabuffers.c
+++ /dev/null
@@ -1,291 +0,0 @@
-/*
- * Copyright 2000-2001 VA Linux Systems, Inc.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * on the rights to use, copy, modify, merge, publish, distribute, sub
- * license, and/or sell copies of the Software, and to permit persons to whom
- * the Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.  IN NO EVENT SHALL
- * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- *
- * Authors:
- *    Keith Whitwell <keith@tungstengraphics.com>
- */
-/* $XFree86: xc/lib/GL/mesa/src/drv/mga/mgabuffers.c,v 1.13 2002/11/05 17:46:08 tsi Exp $ */
-
-#include <stdio.h>
-#include "mgacontext.h"
-#include "mgabuffers.h"
-#include "mgastate.h"
-#include "mgaioctl.h"
-#include "mgatris.h"
-
-static void mgaXMesaSetFrontClipRects( mgaContextPtr mmesa )
-{
-   __DRIdrawablePrivate *driDrawable = mmesa->driDrawable;
-
-/*   fprintf( stderr, "%s\n", __FUNCTION__ );*/
-
-   if (driDrawable->numClipRects == 0) {
-       static XF86DRIClipRectRec zeroareacliprect = {0,0,0,0};
-       mmesa->numClipRects = 1;
-       mmesa->pClipRects = &zeroareacliprect;
-   } else {
-       mmesa->numClipRects = driDrawable->numClipRects;
-       mmesa->pClipRects = driDrawable->pClipRects;
-   }
-   mmesa->drawX = driDrawable->x;
-   mmesa->drawY = driDrawable->y;
-
-   mmesa->setup.dstorg = mmesa->drawOffset;
-   mmesa->dirty |= MGA_UPLOAD_CONTEXT | MGA_UPLOAD_CLIPRECTS;
-}
-
-
-static void mgaXMesaSetBackClipRects( mgaContextPtr mmesa )
-{
-   __DRIdrawablePrivate *driDrawable = mmesa->driDrawable;
-
-/*   fprintf( stderr, "%s\n", __FUNCTION__ );*/
-
-   if (driDrawable->numBackClipRects == 0)
-   {
-      if (driDrawable->numClipRects == 0) {
-	  static XF86DRIClipRectRec zeroareacliprect = {0,0,0,0};
-	  mmesa->numClipRects = 1;
-	  mmesa->pClipRects = &zeroareacliprect;
-      } else {
-	  mmesa->numClipRects = driDrawable->numClipRects;
-	  mmesa->pClipRects = driDrawable->pClipRects;
-      }
-      mmesa->drawX = driDrawable->x;
-      mmesa->drawY = driDrawable->y;
-   } else {
-      mmesa->numClipRects = driDrawable->numBackClipRects;
-      mmesa->pClipRects = driDrawable->pBackClipRects;
-      mmesa->drawX = driDrawable->backX;
-      mmesa->drawY = driDrawable->backY;
-   }
-
-   mmesa->setup.dstorg = mmesa->drawOffset;
-   mmesa->dirty |= MGA_UPLOAD_CONTEXT | MGA_UPLOAD_CLIPRECTS;
-}
-
-
-
-#if 0
-static void mgaUpdateRectsFromSarea( mgaContextPtr mmesa )
-{
-   __DRIdrawablePrivate *driDrawable = mmesa->driDrawable;
-   __DRIscreenPrivate *driScreen = mmesa->driScreen;
-   MGASAREAPrivPtr sarea = mmesa->sarea;
-   int i = 0, top = 0;
-
-
-   if (sarea->exported_buffers & MGA_BACK) {
-
-      driDrawable->numBackClipRects = sarea->exported_nback;
-      driDrawable->pBackClipRects = mmesa->tmp_boxes[0];
-
-      top = sarea->exported_nback;
-      for (i = 0 ; i < top ; i++)
-	 driDrawable->pBackClipRects[i] =
-	    *(XF86DRIClipRectPtr)&(sarea->exported_boxes[i]);
-   }
-
-
-   if (sarea->exported_buffers & MGA_FRONT)
-   {
-      int start = top;
-
-      driDrawable->numClipRects = sarea->exported_nfront;
-      driDrawable->pClipRects = mmesa->tmp_boxes[1];
-
-      top += sarea->exported_nfront;
-      for ( ; i < top ; i++)
-	 driDrawable->pClipRects[i-start] =
-	    *(XF86DRIClipRectPtr)&(sarea->exported_boxes[i]);
-
-   }
-
-
-
-   driDrawable->index = sarea->exported_index;
-   driDrawable->lastStamp = sarea->exported_stamp;
-   driDrawable->x = sarea->exported_front_x;
-   driDrawable->y = sarea->exported_front_y;
-   driDrawable->backX = sarea->exported_back_x;
-   driDrawable->backY = sarea->exported_back_y;
-   driDrawable->w = sarea->exported_w;
-   driDrawable->h = sarea->exported_h;
-   driDrawable->pStamp =
-      &(driScreen->pSAREA->drawableTable[driDrawable->index].stamp);
-
-   mmesa->dirty_cliprects = (MGA_FRONT|MGA_BACK) & ~(sarea->exported_buffers);
-}
-#endif
-
-#if 0
-static void printSareaRects( mgaContextPtr mmesa )
-{
-   __DRIscreenPrivate *driScreen = mmesa->driScreen;
-   MGASAREAPrivPtr sarea = mmesa->sarea;
-   int i;
-
-   fprintf(stderr, "sarea->exported: %d\n", sarea->exported_drawable);
-   fprintf(stderr, "sarea->exported_index: %d\n", sarea->exported_index);
-   fprintf(stderr, "sarea->exported_stamp: %d\n", sarea->exported_stamp);
-   fprintf(stderr, "sarea->exported_front_x: %d\n", sarea->exported_front_x);
-   fprintf(stderr, "sarea->exported_front_y: %d\n", sarea->exported_front_y);
-   fprintf(stderr, "sarea->exported_back_x: %d\n", sarea->exported_back_x);
-   fprintf(stderr, "sarea->exported_back_y: %d\n", sarea->exported_back_y);
-   fprintf(stderr, "sarea->exported_w: %d\n", sarea->exported_w);
-   fprintf(stderr, "sarea->exported_h: %d\n", sarea->exported_h);
-   fprintf(stderr, "sarea->exported_buffers: %d\n", sarea->exported_buffers);
-   fprintf(stderr, "sarea->exported_nfront: %d\n", sarea->exported_nfront);
-   fprintf(stderr, "sarea->exported_nback: %d\n", sarea->exported_nback);
-
-   i = 0;
-   if (sarea->exported_buffers & MGA_BACK)
-      for ( ; i < sarea->exported_nback ; i++)
-	 fprintf(stderr, "back %d: %d,%d-%d,%d\n", i,
-		 sarea->exported_boxes[i].x1, sarea->exported_boxes[i].y1,
-		 sarea->exported_boxes[i].x2, sarea->exported_boxes[i].y2);
-
-   if (sarea->exported_buffers & MGA_FRONT) {
-      int start = i;
-      int top = i + sarea->exported_nfront;
-      for ( ; i < top ; i++)
-	 fprintf(stderr, "front %d: %d,%d-%d,%d\n",
-		 i - start,
-		 sarea->exported_boxes[i].x1, sarea->exported_boxes[i].y1,
-		 sarea->exported_boxes[i].x2, sarea->exported_boxes[i].y2);
-   }
-
-   fprintf(stderr, "drawableTable[%d].stamp: %d\n",
-	   sarea->exported_index,
-	   driScreen->pSAREA->drawableTable[sarea->exported_index].stamp);
-}
-
-static void printMmesaRects( mgaContextPtr mmesa )
-{
-   __DRIscreenPrivate *driScreen = mmesa->driScreen;
-   __DRIdrawablePrivate *driDrawable = mmesa->driDrawable;
-   int nr = mmesa->numClipRects;
-   int i;
-
-   fprintf(stderr, "driDrawable->draw: %ld\n", driDrawable->draw);
-   fprintf(stderr, "driDrawable->index: %d\n", driDrawable->index);
-   fprintf(stderr, "driDrawable->lastStamp: %d\n", driDrawable->lastStamp);
-   fprintf(stderr, "mmesa->drawX: %d\n", mmesa->drawX);
-   fprintf(stderr, "mmesa->drawY: %d\n", mmesa->drawY);
-   fprintf(stderr, "driDrawable->w: %d\n", driDrawable->w);
-   fprintf(stderr, "driDrawable->h: %d\n", driDrawable->h);
-
-   for (i = 0 ; i < nr ; i++)
-      fprintf(stderr, "box %d: %d,%d-%d,%d\n", i,
-	      mmesa->pClipRects[i].x1, mmesa->pClipRects[i].y1,
-	      mmesa->pClipRects[i].x2, mmesa->pClipRects[i].y2);
-
-   fprintf(stderr, "mmesa->draw_buffer: %d\n", mmesa->draw_buffer);
-   fprintf(stderr, "drawableTable[%d].stamp: %d\n",
-	   driDrawable->index,
-	   driScreen->pSAREA->drawableTable[driDrawable->index].stamp);
-}
-#endif
-
-
-
-void mgaUpdateRects( mgaContextPtr mmesa, GLuint buffers )
-{
-   __DRIdrawablePrivate *driDrawable = mmesa->driDrawable;
-   MGASAREAPrivPtr sarea = mmesa->sarea;
-
-/*   fprintf(stderr, "%s\n", __FUNCTION__);*/
-
-   DRI_VALIDATE_DRAWABLE_INFO(driScreen, driDrawable); 
-   mmesa->dirty_cliprects = 0;	
-
-   if (mmesa->draw_buffer == MGA_FRONT)
-      mgaXMesaSetFrontClipRects( mmesa );
-   else
-      mgaXMesaSetBackClipRects( mmesa );
-
-#if 0
-   printMmesaRects(mmesa); 
-#endif
-
-   sarea->req_draw_buffer = mmesa->draw_buffer;
-
-   mgaUpdateClipping( mmesa->glCtx );
-   mgaCalcViewport( mmesa->glCtx );
-
-   mmesa->dirty |= MGA_UPLOAD_CLIPRECTS;
-}
-
-
-void mgaDDSetReadBuffer(GLcontext *ctx, GLenum mode )
-{
-   mgaContextPtr mmesa = MGA_CONTEXT(ctx);
-
-   if (mode == GL_FRONT_LEFT) 
-   {
-      mmesa->readOffset = mmesa->mgaScreen->frontOffset;
-      mmesa->read_buffer = MGA_FRONT;
-   } 
-   else 
-   {
-      mmesa->readOffset = mmesa->mgaScreen->backOffset;
-      mmesa->read_buffer = MGA_BACK;
-   }
-}
-
-void mgaDDSetDrawBuffer(GLcontext *ctx, GLenum mode )
-{
-   mgaContextPtr mmesa = MGA_CONTEXT(ctx);
-
-   FLUSH_BATCH( MGA_CONTEXT(ctx) );
-
-/*   fprintf( stderr, "%s %d\n", __FUNCTION__, mode);*/
-
-   /*
-    * _DrawDestMask is easier to cope with than <mode>.
-    */
-   switch ( ctx->Color._DrawDestMask ) {
-     case FRONT_LEFT_BIT:
-       mmesa->drawOffset = mmesa->mgaScreen->frontOffset;
-       mmesa->readOffset = mmesa->mgaScreen->frontOffset;
-       mmesa->setup.dstorg = mmesa->mgaScreen->frontOffset;
-       mmesa->dirty |= MGA_UPLOAD_CONTEXT;
-       mmesa->draw_buffer = MGA_FRONT;
-       mgaXMesaSetFrontClipRects( mmesa );
-       FALLBACK( ctx, MGA_FALLBACK_DRAW_BUFFER, GL_FALSE );
-       break;
-     case BACK_LEFT_BIT:
-       mmesa->drawOffset = mmesa->mgaScreen->backOffset;
-       mmesa->readOffset = mmesa->mgaScreen->backOffset;
-       mmesa->setup.dstorg = mmesa->mgaScreen->backOffset;
-       mmesa->draw_buffer = MGA_BACK;
-       mmesa->dirty |= MGA_UPLOAD_CONTEXT;
-       mgaXMesaSetBackClipRects( mmesa );
-       FALLBACK( ctx, MGA_FALLBACK_DRAW_BUFFER, GL_FALSE );
-       break;
-     default:
-       FALLBACK( ctx, MGA_FALLBACK_DRAW_BUFFER, GL_TRUE );
-       break;
-   }
-}
-
diff --git a/src/mesa/drivers/dri/mga/mgabuffers.h b/src/mesa/drivers/dri/mga/mgabuffers.h
deleted file mode 100644
index 2307f13c0a..0000000000
--- a/src/mesa/drivers/dri/mga/mgabuffers.h
+++ /dev/null
@@ -1,37 +0,0 @@
-/* $XFree86: xc/lib/GL/mesa/src/drv/mga/mgabuffers.h,v 1.7 2002/10/30 12:51:35 alanh Exp $ */
-/*
- * Copyright 2000-2001 VA Linux Systems, Inc.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * on the rights to use, copy, modify, merge, publish, distribute, sub
- * license, and/or sell copies of the Software, and to permit persons to whom
- * the Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.  IN NO EVENT SHALL
- * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- *
- * Authors:
- *    Keith Whitwell <keith@tungstengraphics.com>
- */
-
-#ifndef MGA_BUFFERS_H
-#define MGA_BUFFERS_H
-
-void mgaDDSetDrawBuffer(GLcontext *ctx, GLenum mode );
-void mgaDDSetReadBuffer(GLcontext *ctx, GLenum mode );
-
-void mgaUpdateRects( mgaContextPtr mmesa, GLuint buffers );
-
-#endif
diff --git a/src/mesa/drivers/dri/mga/mgatexcnv.c b/src/mesa/drivers/dri/mga/mgatexcnv.c
deleted file mode 100644
index 3a05c7d3eb..0000000000
--- a/src/mesa/drivers/dri/mga/mgatexcnv.c
+++ /dev/null
@@ -1,256 +0,0 @@
-/* $XFree86: xc/lib/GL/mesa/src/drv/mga/mgatexcnv.c,v 1.3 2002/10/30 12:51:36 alanh Exp $ */
-/*
- * Copyright 2000-2001 VA Linux Systems, Inc.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * on the rights to use, copy, modify, merge, publish, distribute, sub
- * license, and/or sell copies of the Software, and to permit persons to whom
- * the Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.  IN NO EVENT SHALL
- * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- *
- * Authors:
- *    Keith Whitwell <keith@tungstengraphics.com>
- */
-
-#include <stdlib.h>
-#include <stdio.h>
-
-#include <GL/gl.h>
-
-#include "mm.h"
-#include "mgacontext.h"
-#include "mgatex.h"
-
-
-/*
- * mgaConvertTexture
- * Converts a mesa format texture to the appropriate hardware format
- * Note that sometimes width may be larger than the texture, like 64x1
- * for an 8x8 texture.  This happens when we have to crutch the pitch
- * limits of the mga by uploading a block of texels as a single line.
- */
-void mgaConvertTexture( GLuint *destPtr, int texelBytes,
-			struct gl_texture_image *image,
-			int x, int y, int width, int height )
-{
-   register int		i, j;
-   GLubyte		*src;
-   int stride;
-
-   if (0)
-      fprintf(stderr, "texture image %p\n", image->Data);
-
-   if (image->Data == 0)
-      return;
-
-   /* FIXME: g400 luminance_alpha internal format */
-   switch (texelBytes) {
-   case 1:
-      switch (image->Format) {
-      case GL_COLOR_INDEX:
-      case GL_INTENSITY:
-      case GL_LUMINANCE:
-      case GL_ALPHA:
-	 src = (GLubyte *)image->Data + ( y * image->Width + x );
-	 stride = (image->Width - width);
-	 for ( i = height ; i ; i-- ) {
-	    for ( j = width >> 2  ; j ; j-- ) {
-
-	       *destPtr++ = src[0] | ( src[1] << 8 ) | ( src[2] << 16 ) | ( src[3] << 24 );
-	       src += 4;
-	    }
-	    src += stride;
-	 }
-	 break;
-      default:
-	 goto format_error;
-      }
-      break;
-   case 2:
-      switch (image->Format) {
-      case GL_RGB:
-	 src = (GLubyte *)image->Data + ( y * image->Width + x ) * 3;
-	 stride = (image->Width - width) * 3;
-	 for ( i = height ; i ; i-- ) {
-	    for ( j = width >> 1  ; j ; j-- ) {
-
-	       *destPtr++ = MGAPACKCOLOR565(src[0],src[1],src[2]) |
-		  ( MGAPACKCOLOR565(src[3],src[4],src[5]) << 16 );
-	       src += 6;
-	    }
-	    src += stride;
-	 }
-	 break;
-      case GL_RGBA:
-	 src = (GLubyte *)image->Data + ( y * image->Width + x ) * 4;
-	 stride = (image->Width - width) * 4;
-	 for ( i = height ; i ; i-- ) {
-	    for ( j = width >> 1  ; j ; j-- ) {
-
-	       *destPtr++ = MGAPACKCOLOR4444(src[0],src[1],src[2],src[3]) |
-		  ( MGAPACKCOLOR4444(src[4],src[5],src[6],src[7]) << 16 );
-	       src += 8;
-	    }
-	    src += stride;
-	 }
-	 break;
-      case GL_LUMINANCE:
-	 src = (GLubyte *)image->Data + ( y * image->Width + x );
-	 stride = (image->Width - width);
-	 for ( i = height ; i ; i-- ) {
-	    for ( j = width >> 1  ; j ; j-- ) {
-	       /* FIXME: should probably use 555 texture to get true grey */
-	       *destPtr++ = MGAPACKCOLOR565(src[0],src[0],src[0]) |
-		  ( MGAPACKCOLOR565(src[1],src[1],src[1]) << 16 );
-	       src += 2;
-	    }
-	    src += stride;
-	 }
-	 break;
-      case GL_INTENSITY:
-	 src = (GLubyte *)image->Data + ( y * image->Width + x );
-	 stride = (image->Width - width);
-	 for ( i = height ; i ; i-- ) {
-	    for ( j = width >> 1  ; j ; j-- ) {
-
-	       *destPtr++ = MGAPACKCOLOR4444(src[0],src[0],src[0],src[0]) |
-		  ( MGAPACKCOLOR4444(src[1],src[1],src[1],src[1]) << 16 );
-	       src += 2;
-	    }
-	    src += stride;
-	 }
-	 break;
-      case GL_ALPHA:
-	 src = (GLubyte *)image->Data + ( y * image->Width + x );
-	 stride = (image->Width - width);
-	 for ( i = height ; i ; i-- ) {
-	    for ( j = width >> 1  ; j ; j-- ) {
-
-	       *destPtr++ = MGAPACKCOLOR4444(255,255,255,src[0]) |
-		  ( MGAPACKCOLOR4444(255,255,255,src[1]) << 16 );
-	       src += 2;
-	    }
-	    src += stride;
-	 }
-	 break;
-      case GL_LUMINANCE_ALPHA:
-	 src = (GLubyte *)image->Data + ( y * image->Width + x ) * 2;
-	 stride = (image->Width - width) * 2;
-	 for ( i = height ; i ; i-- ) {
-	    for ( j = width >> 1  ; j ; j-- ) {
-
-	       *destPtr++ = MGAPACKCOLOR4444(src[0],src[0],src[0],src[1]) |
-		  ( MGAPACKCOLOR4444(src[2],src[2],src[2],src[3]) << 16 );
-	       src += 4;
-	    }
-	    src += stride;
-	 }
-	 break;
-      default:
-	 goto format_error;
-      }
-      break;
-   case 4:
-      switch (image->Format) {
-      case GL_RGB:
-	 src = (GLubyte *)image->Data + (  y * image->Width + x ) * 3;
-	 stride = (image->Width - width) * 3;
-	 for ( i = height ; i ; i-- ) {
-	    for ( j = width ; j ; j-- ) {
-
-	       *destPtr++ = MGAPACKCOLOR8888(src[0],src[1],src[2], 255);
-	       src += 3;
-	    }
-	    src += stride;
-	 }
-	 break;
-      case GL_RGBA:
-	 src = (GLubyte *)image->Data + (  y * image->Width + x ) * 4;
-	 stride = (image->Width - width) * 4;
-	 for ( i = height ; i ; i-- ) {
-	    for ( j = width  ; j ; j-- ) {
-
-	       *destPtr++ = MGAPACKCOLOR8888(src[0],src[1],src[2],src[3]);
-	       src += 4;
-	    }
-	    src += stride;
-	 }
-	 break;
-      case GL_LUMINANCE:
-	 src = (GLubyte *)image->Data + ( y * image->Width + x );
-	 stride = (image->Width - width);
-	 for ( i = height ; i ; i-- ) {
-	    for ( j = width ; j ; j-- ) {
-
-	       *destPtr++ = MGAPACKCOLOR8888(src[0],src[0],src[0], 255);
-	       src += 1;
-	    }
-	    src += stride;
-	 }
-	 break;
-      case GL_INTENSITY:
-	 src = (GLubyte *)image->Data + (  y * image->Width + x );
-	 stride = (image->Width - width);
-	 for ( i = height ; i ; i-- ) {
-	    for ( j = width ; j ; j-- ) {
-
-	       *destPtr++ = MGAPACKCOLOR8888(src[0],src[0],src[0],src[0]);
-	       src += 1;
-	    }
-	    src += stride;
-	 }
-	 break;
-      case GL_ALPHA:
-	 src = (GLubyte *)image->Data + ( y * image->Width + x );
-	 stride = (image->Width - width);
-	 for ( i = height ; i ; i-- ) {
-	    for ( j = width ; j ; j-- ) {
-
-	       *destPtr++ = MGAPACKCOLOR8888(255,255,255,src[0]);
-	       src += 1;
-	    }
-	    src += stride;
-	 }
-	 break;
-      case GL_LUMINANCE_ALPHA:
-	 src = (GLubyte *)image->Data + ( y * image->Width + x ) * 2;
-	 stride = (image->Width - width) * 2;
-	 for ( i = height ; i ; i-- ) {
-	    for ( j = width ; j ; j-- ) {
-
-	       *destPtr++ = MGAPACKCOLOR8888(src[0],src[0],
-					     src[0],src[1]);
-	       src += 2;
-	    }
-	    src += stride;
-	 }
-	 break;
-      default:
-	 goto format_error;
-      }
-      break;
-   default:
-      goto format_error;
-   }
-
-   return;
-
- format_error:
-
-   fprintf(stderr, "Unsupported texelBytes %i, image->Format %i\n",
-	   (int)texelBytes, (int)image->Format );
-}